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11. 发明专利

JP2012016182A Rotary electrical machine 有权
标题翻译：旋转电机
公开(公告)号：JP2012016182A
公开(公告)日：2012-01-19
申请号：JP2010150973
申请日：2010-07-01
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： MORITA YUSUKE , DAIKOKU AKIHIRO , TAKIGUCHI RYUICHI , TAKIZAWA YUJI
IPC分类号： H02K1/17 , H02K23/04
摘要： PROBLEM TO BE SOLVED: To provide a rotary electrical machine which precisely secures circumferential positions of an auxiliary yoke and a permanent magnet, depresses the permanent magnet to a cylindrical portion via the auxiliary yoke and suppresses occurrence of cogging torque and deterioration in a torque characteristic.SOLUTION: A pair of end rings 25 are separately arranged in an axial direction. Both ends of an auxiliary yoke holding member 26 are fixed to the pair of end rings 25 and are disposed in a circumferential direction at equiangular pitches. Both ends of a permanent magnet holding member 27 are fixed to the pair of end rings 25 and are arranged in the circumferential direction on an inner peripheral side of the auxiliary yoke holding member at the equiangular pitches. The permanent magnet 22 is disposed between the permanent magnet holding members 27, and the auxiliary yoke 21 is installed between the auxiliary yoke holding members 26. When the auxiliary yoke and the permanent magnet are press-fitted to the cylindrical portion 2a, the auxiliary yoke 21 moves inward in a radial direction and moves the permanent magnet 22 inward in the radial direction, and they are held by the cylindrical portion 2a by reaction force operating from the auxiliary yoke holding member 26 and the permanent magnet holding member 27.
摘要翻译：要解决的问题：为了提供精确地固定辅助轭和永磁体的圆周位置的旋转电机，通过辅助轭将永久磁铁压到圆筒部，并抑制齿槽转矩的发生和扭矩特性。解决方案：一对端环25沿轴向分开设置。辅助轭保持构件26的两端固定在一对端环25上，并且以等轴间距设置在圆周方向上。永久磁铁保持构件27的两端固定在一对端环25上，并以等轴间距在辅助磁轭保持构件的内周侧沿圆周方向配置。永磁体22设置在永磁体保持构件27之间，辅助轭21安装在辅助轭保持构件26之间。当辅助轭和永磁体压配合到圆筒部2a时，辅助轭 21沿径向向内移动并使永磁体22沿径向向内移动，并且通过从辅助磁轭保持构件26和永磁体保持构件27的作用力而被圆柱形部分2a保持。版权所有（C）2012，JPO＆INPIT

12. 发明专利

JP2010200460A Permanent magnet type rotary electric machine and electric power steering device 有权
标题翻译：永磁电机类型旋转电机和电动转向装置
公开(公告)号：JP2010200460A
公开(公告)日：2010-09-09
申请号：JP2009041271
申请日：2009-02-24
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： MORITA YUSUKE , KAWASAKI SACHIKO , NAKANO MASATSUGU , AKITA HIROYUKI , DAIKOKU AKIHIRO
IPC分类号： H02K1/27 , B62D5/04 , H02K29/06 , H02P6/18
摘要： PROBLEM TO BE SOLVED: To provide a permanent magnet type rotary electric machine which increases rotor position dependence of impedance and is suitable for sensorless driving, and to provide an electric power steering device using the same. SOLUTION: A rotatable rotor 4 is inserted into a stator 1. The rotor 4 is provided with a rotation axis 5, a cylindrical rotor core 6 fixed to the rotation axis 5, a plurality of permanent magnets 7 fixed to an outer peripheral face of the rotor core 6 at equal intervals in a circumferential direction, and a plurality of conduction circuit parts 8 fixed to the outer peripheral face of the rotor core 6 to surround a periphery of the permanent magnets 7. The conduction circuit part 8 is divided into a plurality of divided conductors when viewed from a cross section vertical to a length direction. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种提高阻抗的转子位置依赖性的永磁式旋转电机，并且适用于无传感器驱动，并且提供使用其的电动助力转向装置。解决方案：可旋转的转子4插入定子1.转子4设有旋转轴5，固定在旋转轴5上的圆柱形转子芯6，固定到外周的多个永磁体7 在圆周方向等间隔地设置转子铁心6的表面，以及固定在转子铁芯6的外周面上以包围永久磁铁7的周围的多个导通电路部8。导通电路部8被分割当从垂直于长度方向的横截面观察时，分成多个分开的导体。版权所有（C）2010，JPO＆INPIT

13. 发明专利

JP2005143219A Motor with brush, and its manufacturing method 有权
标题翻译：电动马达及其制造方法
公开(公告)号：JP2005143219A
公开(公告)日：2005-06-02
申请号：JP2003377013
申请日：2003-11-06
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： TODE YUKARI , DAIKOKU AKIHIRO
IPC分类号： H02K3/18 , H02K3/52 , H02K13/04 , H02K15/02 , H02K23/66
摘要： PROBLEM TO BE SOLVED: To provide a motor with a brush which can set appropriate capacitor capacity by suppressing the dispersion of inductance caused by the coil, the equalizing connector, etc. of itself, and can elongate the life of the brush.
SOLUTION: This motor is equipped with coils 5 which are regularly wound on a plurality of teeth 4 of a rotor, pins 6 which are fixed to each tooth 4 and are connected to one end each of the coils 5, boards 3 which electrically connect capacitors 11 and equalizing connectors 12 with the pins 6 by mounting the capacitors 11 and the equalizing connectors 12 and interfitting them to the pins 6, a commutator 2 which is electrically connected to the pin 6 by interfitting with the pins 6, and the above brush 15 which contacts with the commutator 2.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了提供具有可以通过抑制由线圈，均衡连接器等引起的电感的分散而设置适当的电容器容量的电动机，并且可以延长电刷的寿命。
解决方案：该电动机配备有定期缠绕在转子的多个齿4上的线圈5，固定到每个齿4的销6并且连接到每个线圈5的一端，板3 通过安装电容器11和均衡连接器12并将它们相互连接到引脚6，将电容器11和均衡连接器12与引脚6电连接，换向器2通过与引脚6相互电连接到引脚6，并且上面的刷子15与换向器2接触。版权所有（C）2005，JPO＆NCIPI

14. 发明专利

JP2004328896A Dc motor and fuel pump using same 有权
公开(公告)号：JP2004328896A
公开(公告)日：2004-11-18
申请号：JP2003120161
申请日：2003-04-24
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： INOUE SEIZO , IWAI SHINGO , DAIKOKU AKIHIRO , SAKAI YUSAKU , KOYAMA MASAHIRO , ISHII KAZUSHI
IPC分类号： F04D29/00 , H01R39/06 , H01R39/46 , H02K7/14 , H02K13/00 , H02K13/14
摘要： PROBLEM TO BE SOLVED: To obtain a DC motor which is easy to be manufactured while being a unit of a commutator and a spark quenching element, and moreover, which can be easily mounted to a shaft of an armature.
SOLUTION: The DC motor is constituted by using a commutator device composed of an insulation holding body 15, which is formed so as to hold a commutator piece 12 and a conductive terminal piece 14 in the arrangement state of a prescribed flat type commutator, and so as to make the commutator piece 12 capable of contacting a brush 6, a recess 17, which is formed so that adjacent conductive terminal pieces 14 are exposed to each other on the rear face side of the insulation holding body 15, and the spark quenching element 18 connected between the exposed conductive terminal pieces 14 in the recessed part 17.
COPYRIGHT: (C)2005,JPO&NCIPI

15. 发明专利

JP2003028605A Position detector 有权
标题翻译：位置检测器
公开(公告)号：JP2003028605A
公开(公告)日：2003-01-29
申请号：JP2001323557
申请日：2001-10-22
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： TODE YUKARI , DAIKOKU AKIHIRO , YOSHIZAWA TOSHIYUKI , HATANO KENTA , MIYOSHI SOTSUO
IPC分类号： G01B7/00 , G01D5/245
摘要： PROBLEM TO BE SOLVED: To obtain a low-cost position detector which is resistant to a change in a repeated linear motion, a high-temperature environment, and an ambient temperature which is hardly influenced by an external magnetic field and which is suitable for mass production.
SOLUTION: The position detector is provided with a moving magnetic substance 1 which can be moved to a position detecting direction, two fixed magnetic substances 2a, 2b which are arranged by keeping a gap 5 so as to sandwich the magnetic substance 1 along the movement direction of the magnetic substance 1, magnetic-field generating bodies 3a, 3b which are installed on the side of the gap between the two magnetic substances 2a, 2b, and a magnetometric sensor 4 which is connected to the two magnetic substances 2a, 2b and which detects magnetic fluxes from the generating bodies 3a, 3b passing the magnetic substances 2a, 2b. The generating bodies 3a, 3b are constituted in such a way that they are magnetized so as to generate magnetic-field components in a direction advancing to the magnetic substance 1 from the generating bodies 3a, 3b or to the generating bodies 3a, 3b from the magnetic substance 1, and that the magnetic fluxes passing the magnetometric sensor 4 are changed by the position of the magnetic substance 1.
COPYRIGHT: (C)2003,JPO
摘要翻译：要解决的问题：为了获得耐反复线性运动，高温环境和几乎不受外部磁场影响并适合于质量的环境温度的低成本位置检测器生产。解决方案：位置检测器设置有可移动到位置检测方向的移动磁性物质1，两个固定磁性物质2a，2b，其通过保持间隙5而沿着运动方向夹住磁性物质1 磁性物质1，安装在两个磁性体2a，2b之间的间隙侧的磁场产生体3a，3b和与两个磁性体2a，2b连接的磁力计传感器4，检测通过磁性体2a，2b的发生体3a，3b的磁通量。发生体3a，3b构成为使得它们被磁化，以便在从发生体3a，3b或从发生体3a，3b向着发生体3a，3b的方向前进到磁性体1的方向上产生磁场分量磁性体1的位置变化，通过磁力计传感器4的磁通量变化。

16. 发明专利

JPH11275825A Magnetizing device 失效
标题翻译：磁化装置
公开(公告)号：JPH11275825A
公开(公告)日：1999-10-08
申请号：JP7048898
申请日：1998-03-19
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： YONETANI HARUYUKI , DAIKOKU AKIHIRO
IPC分类号： H01F13/00 , H02K15/03
摘要： PROBLEM TO BE SOLVED: To enlarge elements effective for magnetization in magnetic flux crossing a permanent magnet positioned around the vertical direction of magnetized coils. SOLUTION: This device is provided with a magnetizing yoke 3 as a member having a hollow part 34 which has opening parts 32 formed along the inside wall 31 of the hollow part 34, and grooved parts 33 formed in a vertical direction of the opening parts 32, conductive non-magnetic member 7, and magnetized coils 4 each arranged in the grooved parts 33. It is inserted into the hollow parts 34 of the magnetizing yoke 3, not in a non-magnetized state, a permanent magnet 1 stuck to a back yoke 2. Then, a pulsating voltage of a narrow width is impressed to the magnetized coils 4. At this time, when the voltage is impressed in such a way that reverse currents flow in each neighboring magnetized coil 4, an eddy current is generated in the conductive non-magnetic material 71 of the conductive non-magnetic member 7 positioned in the vertical direction (here, a direction heading toward the center of the magnetizing yoke) of the magnetized coils 4. The eddy current arising from the leakage flux, and flows in such a way as to produce a flux in a direction which lessens the magnetic flux crossing the conductive non-magnetic material 71.
摘要翻译：要解决的问题：扩大与磁化线圈的垂直方向周围的永久磁铁交叉的磁通量的磁化有效的元件。解决方案：该装置设有作为具有中空部分34的构件的磁化轭3，中空部分34具有沿中空部分34的内壁31形成的开口部分32，以及沿开口部分32的垂直方向形成的开槽部分33 导电性非磁性部件7，以及分别设置在带槽部33内的磁化线圈4.插入到磁化轭3的中空部34中，不是非磁化状态，永久磁铁1卡在背面然后，将窄宽度的脉动电压施加到磁化线圈4.此时，当以相反的电流在每个相邻的磁化线圈4中流动的方式施加电压时，产生涡流导电非磁性体7的导电非磁性体71位于磁化线圈4的垂直方向（这里是朝向磁轭的中心方向）。由漏磁通产生的涡电流和以这样的方式流动，以便沿着减小与导电非磁性材料71交叉的磁通的方向产生磁通。

17. 发明专利

JP2014082838A Electric motor for vehicle, and dynamo for vehicle 有权
标题翻译：车用电动马达及汽车动力
公开(公告)号：JP2014082838A
公开(公告)日：2014-05-08
申请号：JP2012227888
申请日：2012-10-15
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： HAZEYAMA MORIYUKI , MIYAMA YOSHIHIRO , DAIKOKU AKIHIRO , SHIRAI YUTARO
IPC分类号： H02K1/14 , H02K1/16 , H02K1/22 , H02K3/18
CPC分类号： Y02T10/641
摘要： PROBLEM TO BE SOLVED: To obtain an electric motor for a vehicle, which reduces an eddy current loss by reducing the amount of magnetic flux for coil interlinkage by making a radial distance between an edge-wise coil and a tooth tip longer on a rotational-direction delay side than on a rotational-direction advance side.SOLUTION: A concentrated winding coil 4a is configured by being wound in an edge-wise wound manner around a tooth 3b. A distance t2 between a delay-side coil part in a main rotational direction 11 of the concentrated winding coil 4a and a leading end surface of the tooth 3b is longer than a distance t1 between an advance-side coil part in the main rotational direction 11 of the concentrated winding coil 4a and the leading end surface of the tooth 3b.
摘要翻译：要解决的问题：为了获得车辆用电动机，通过在旋转方向上使边缘线圈和齿尖之间的径向距离更长，从而通过减少用于线圈互连的磁通量来减小涡流损耗，方向延迟侧。旋转方向前进侧的方向延迟侧。解决方案：集中绕组线圈4a通过以边缘方式缠绕在齿3b周围的方式构造。集中绕组线圈4a的主旋转方向11的延迟侧线圈部与齿3b的前端面之间的距离t2比主旋转方向11的前侧侧线圈部之间的距离t1长的集中绕组线圈4a和齿3b的前端面。

18. 发明专利

JP2012130153A Manufacturing method of laminated core, laminated core, rotary electric machine, and elevator device 有权
标题翻译：层压核，层压芯，旋转电机和电梯装置的制造方法
公开(公告)号：JP2012130153A
公开(公告)日：2012-07-05
申请号：JP2010279097
申请日：2010-12-15
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： MORITA YUSUKE , TAKIGUCHI RYUICHI , DAIKOKU AKIHIRO
IPC分类号： H02K1/16 , B66B11/08 , H02K1/18 , H02K15/02
摘要： PROBLEM TO BE SOLVED: To provide a manufacturing method of a laminated core capable of making an increase or decrease of generated torque against a current input more linear so as to facilitate control of generated torque.SOLUTION: The manufacturing method of a laminated core includes a process of forming a laminated core 2 having a tip protrusion 23 of a configuration in which projection bodies 23a, composed of one core piece or plural sheets of tip projection pieces, and gap parts 23b are disposed alternately along a plate thickness direction 2a, at both left and right sides centered at a center straight line 22a passing through the center in the width direction of a tooth body 22, by laminating alternately by a sheet or by a plurality of sheets of core pieces, reversed upside down, and having a left-right asymmetric tooth piece.
摘要翻译：要解决的问题：提供一种层叠铁芯的制造方法，其能够使电流输入的生成转矩增加或减少更多线性，以便于产生转矩的控制。解决方案：层叠铁心的制造方法包括形成具有尖端突起23的层叠铁心2的工序，该突起体23的构成为：由一个铁芯片或多片尖端突起片构成的突起体23a和间隙部件23b沿着板厚方向2a交替布置，在左右两侧，中心直线22a通过齿体22的宽度方向的中心，通过片材或多个芯片片颠倒倒置，并具有左右不对称齿片。版权所有（C）2012，JPO＆INPIT

19. 发明专利

JP2012060756A Linear motor 有权
标题翻译：线性电动机
公开(公告)号：JP2012060756A
公开(公告)日：2012-03-22
申请号：JP2010200804
申请日：2010-09-08
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： NAKAYAMA MISA , ITO KAZUMASA , YAMAGUCHI SHINICHI , DAIKOKU AKIHIRO
IPC分类号： H02K41/03
摘要： PROBLEM TO BE SOLVED: To provided a linear motor comprising a stator and a movable element which are placed slidably mutually with a simple structure while controlling cost, in order to solve the problem with a conventional linear motor in which the stator is constituted by arranging a plurality of expensive permanent magnets on a magnet plate.SOLUTION: A linear motor comprises: a plurality of magnetic poles made up of soft magnetic materials which are arranged fixedly in parallel with spaces therebetween; a connection tooth where a plurality of teeth around which coils are wound respectively are connected to each other at a back yoke part; a core where a plurality of permanent magnets are arranged fixedly in parallel to opposed faces of the magnetic poles so as to be hetero-polar against the adjacent permanent magnets; and a non-magnetic connecting member which couples the core with the connection tooth. Both the permanent magnets and tip parts of the teeth are arranged in parallel in the same direction as the arrangement direction of magnetic poles.
摘要翻译：要解决的问题：为了提供一种线性电动机，其包括定子和可移动元件，其在控制成本的同时以简单的结构可滑动地相互放置，以解决其中构成定子的常规线性电动机的问题通过在磁体板上布置多个昂贵的永磁体。线性电动机包括：由软磁材料制成的多个磁极，它们与其间的空间固定地平行设置; 分别缠绕有线圈的多个齿的连接齿在后轭部彼此连接; 其中多个永久磁铁固定平行布置在磁极的相对面上以便相对于相邻的永磁体异极性的芯; 以及将芯与连接齿相连的非磁性连接构件。永磁体和齿的尖端部分都沿与磁极的排列方向相同的方向平行布置。版权所有（C）2012，JPO＆INPIT

20. 发明专利

JP2011200041A Rotary electric machine 有权
标题翻译：旋转电机
公开(公告)号：JP2011200041A
公开(公告)日：2011-10-06
申请号：JP2010065121
申请日：2010-03-19
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： TAKIZAWA YUJI , TAKIGUCHI RYUICHI , DAIKOKU AKIHIRO , KURISHIGE MASAHIKO , YOSHIKUWA YOSHIO , OKAZAKI MASABUMI , HIROSUE WATARU , ITAMI RYOSUKE , OHATA KATSUMI , TANAKA TOSHINORI
IPC分类号： H02K13/00
摘要： PROBLEM TO BE SOLVED: To provide a rotary electric machine that prevents thermal damage to the surface of an insulating member by improving temperature durability, and extends the operation time of the rotary electric machine or increases current of the rotary electric machine.SOLUTION: The rotary electric machine has: a brush holder 14 for storing a rectifying brush 12; a bracket 2 on which the brush holder 14 is placed; and a heat-conductive insulating member 18 interposed between the brush holder 14 and the bracket 2. A heat-conductive member 17 is further interposed between the brush holder 14 and the insulating member 18.
摘要翻译：要解决的问题：提供通过提高耐久性来防止对绝缘构件的表面的热损伤的旋转电机，并且延长旋转电机的操作时间或增加旋转电机的电流。解决方案：旋转电机具有：用于存储整流刷12的电刷架14; 一个支架2，电刷架14放在其上; 以及插入在电刷架14和支架2之间的导热绝缘构件18.导热构件17进一步插入电刷架14和绝缘构件18之间。

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